Home / 220,474,340.88-330,732,112.85-65,028,300.36

Finding the Fourth Proportional to 220,474,340.88, 330,732,112.85 and 65,028,300.36

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Solution

The fourth proportional to 220,474,340.88, 330,732,112.85 and 65,028,300.36 is: 97,548,526.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,474,340.88 : 330,732,112.85 = 65,028,300.36 : x
  2. Step 2: Convert to fraction form
    220,474,340.88/330,732,112.85 = 65,028,300.36/x
  3. Step 3: Cross multiply
    220,474,340.88x = 330,732,112.85 × 65,028,300.36
  4. Step 4: Simplify right side
    220,474,340.88x = 21,506,947,172,151,796
  5. Step 5: Solve for x
    x = 21,506,947,172,151,796/220,474,340.88
  6. Step 6: Final answer
    x = 97,548,526.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.